Metal detector



FIG. 1 is a front elevational view of the metal detector, showing the new, original, and ornamental design;

FIG. 2 is a front perspective view thereof;

FIG. 3 is a rear perspective view thereof;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is a top view thereof;

FIG. 6 is a side elevational view thereof;

FIG. 7 is a side elevational view thereof;

FIG. 8 is an underside view thereof;

FIG. 9 is a front perspective view (compacted) thereof;

FIG. 10 is a rear perspective view (compacted) thereof;

FIG. 11 is a side elevational view (compacted) thereof;

FIG. 12 is an underside view (compacted) thereof;

FIG. 13 is a front elevational view (compacted) thereof;

FIG. 14 is a side elevational view (compacted) thereof;

FIG. 15 is a rear elevational view (compacted) thereof; and,

FIG. 16 is a top view (compacted) thereof. 

We claim the ornamental design for a metal detector, as shown and described. 